000 00323nam a2200133Ia 4500
100 _aWadhwa Shalini
020 _a81 9725 607 2
365 _bRs .650 /-
942 _cBK
654 _a
245 _aTeaching and Learning through Problem Solving Methods
260 _aNew Delhi
_bSarup & Sons
_c2005
082 _a371.102
999 _c409598
_d409598
041 _aeng